Quarterly report pursuant to Section 13 or 15(d)

Convertible Preferred Stock and Stockholders' Equity - Alexander settlement agreement (Details) No use

v3.20.2
Convertible Preferred Stock and Stockholders' Equity - Alexander settlement agreement (Details) No use - USD ($)
 3 Months Ended
May 18, 2020
May 14, 2020
Mar. 31, 2020
Jun. 30, 2019
Class of Stock [Line Items]        
Issuance of common stock, net of shelf offering costs (in shares) 60,250      
Issuance of common stock, net of shelf offering costs     $ 725,000 $ 4,664,000
Vendors        
Class of Stock [Line Items]        
Issuance of common stock, net of shelf offering costs (in shares) 10,250      
Alexander Settlement Agreement        
Class of Stock [Line Items]        
Cash fees paid   $ 125,000    
Issuance of common stock, net of shelf offering costs (in shares) 50,000 50,000    
Issuance of common stock, net of shelf offering costs   $ 111,000    
Alexander Settlement Agreement | Maximum        
Class of Stock [Line Items]        
Shares disposal allowed per day   5,000